package com.tanhua.admin.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.tanhua.model.domain.AnalysisByDay;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;


public interface AnalysisByDayMapper extends BaseMapper<AnalysisByDay> {
    /**
     * 查询累计用户数
     * @return 累计用户数
     */
    @Select("SELECT SUM(num_registered) FROM tb_analysis_by_day")
    Long queryCumulativeUsers();

    /**
     * 统计 指定日期范围内的活跃用户数量
     * @param startDate 开始日期
     * @param endDate 结束日期
     * @return 活跃用户数量
     */
    @Select("SELECT SUM(num_active) FROM tb_analysis_by_day WHERE record_date BETWEEN #{startDate} AND #{endDate}")
    Long activeUsersByRangeDate(@Param("startDate") String startDate, @Param("endDate") String endDate);

}
